IronMind BlockBuild and test your pinch grip with maximum lifts and holds try strolling with it! and even lateral raises. The harder you squeeze, the stronger you get. An event favorite at grip compeitions, the IronMind Block current world records are*: Men: Harri Tolonen at 51. 40 kg (113. 31 lb.) on 9 June 2018 Women: Rebecca Roberts at 31. 55 kg (69. 4 lb.) on 13 May 2017 How do you compare? If you can do: 35 lb. average 50 lb. accomplished 70 lb. world class 6"